Miller-Dieker, Cytogenetics FISH Study

Tube Type

Test ID		LAB5505A
CPT Code(s)		88271x2, 88273, 88230 (if performed), 88291
Group/Individual Test		Individual
Laboratory		Cytogenetics
Tube Station		30 (Core Laboratory)
Specimen	Routine:	7-10 mL whole blood/Green Sodium Heparin Tube; See Comments for additional specimen information
	micro:	2-5 mL whole blood Pediatric: Sodium Heparin/Green Top Tube If additional testing is requested, a larger sample may be requested
Availability	Routine:	24 Hours/7 Days
	Rush:	RUSH STATUS AVAILABLE 24 hours/7days in lieu of STAT
Turnaround Time	Routine:	<28 days
	Rush:	Preliminary 48 hours with Final within 7 days
Reference Range	Normal:	N/A
Comments	Deliver sample to the Core Laboratory. If post-mortem, obtain by cardiac puncture within 1 hour. Keep at room temperature. Call the Cytogenetics Lab at 984-974-1790 with question. A peripheral blood karyotype must have already been performed or ordered in conjunction with this test.

Reviewed by J. Carr on January 14, 2026